Home / 1,397,017.60-1,927,886.72-793,405.44

Finding the Fourth Proportional to 1,397,017.60, 1,927,886.72 and 793,405.44

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Solution

The fourth proportional to 1,397,017.60, 1,927,886.72 and 793,405.44 is: 1,094,900.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,017.60 : 1,927,886.72 = 793,405.44 : x
  2. Step 2: Convert to fraction form
    1,397,017.60/1,927,886.72 = 793,405.44/x
  3. Step 3: Cross multiply
    1,397,017.60x = 1,927,886.72 × 793,405.44
  4. Step 4: Simplify right side
    1,397,017.60x = 1,529,595,811,351.76
  5. Step 5: Solve for x
    x = 1,529,595,811,351.76/1,397,017.60
  6. Step 6: Final answer
    x = 1,094,900.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.